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authorLen Brown <len.brown@intel.com>2010-08-15 01:06:31 -0400
committerLen Brown <len.brown@intel.com>2010-08-15 01:06:31 -0400
commit95ee46aa8698f2000647dfb362400fadbb5807cf (patch)
treee5a05c7297f997e191c73091934e42e3195c0e40 /drivers/mtd/lpddr/lpddr_cmds.c
parentcfa806f059801dbe7e435745eb2e187c8bfe1e7f (diff)
parent92fa5bd9a946b6e7aab6764e7312e4e3d9bed295 (diff)
Merge branch 'linus' into release
Conflicts: drivers/acpi/debug.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/mtd/lpddr/lpddr_cmds.c')
-rw-r--r--drivers/mtd/lpddr/lpddr_cmds.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/mtd/lpddr/lpddr_cmds.c b/drivers/mtd/lpddr/lpddr_cmds.c
index fece5be5871..04fdfcca93f 100644
--- a/drivers/mtd/lpddr/lpddr_cmds.c
+++ b/drivers/mtd/lpddr/lpddr_cmds.c
@@ -98,7 +98,7 @@ struct mtd_info *lpddr_cmdset(struct map_info *map)
numchips = lpddr->numchips / lpddr->qinfo->HWPartsNum;
for (i = 0; i < numchips; i++) {
shared[i].writing = shared[i].erasing = NULL;
- spin_lock_init(&shared[i].lock);
+ mutex_init(&shared[i].lock);
for (j = 0; j < lpddr->qinfo->HWPartsNum; j++) {
*chip = lpddr->chips[i];
chip->start += j << lpddr->chipshift;
@@ -217,7 +217,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
*/
struct flchip_shared *shared = chip->priv;
struct flchip *contender;
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
contender = shared->writing;
if (contender && contender != chip) {
/*
@@ -230,7 +230,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
* get_chip returns success we're clear to go ahead.
*/
ret = mutex_trylock(&contender->mutex);
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
if (!ret)
goto retry;
mutex_unlock(&chip->mutex);
@@ -245,7 +245,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
mutex_unlock(&contender->mutex);
return ret;
}
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
/* We should not own chip if it is already in FL_SYNCING
* state. Put contender and retry. */
@@ -261,7 +261,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
Must sleep in such a case. */
if (mode == FL_ERASING && shared->erasing
&& shared->erasing->oldstate == FL_ERASING) {
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
set_current_state(TASK_UNINTERRUPTIBLE);
add_wait_queue(&chip->wq, &wait);
mutex_unlock(&chip->mutex);
@@ -275,7 +275,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
shared->writing = chip;
if (mode == FL_ERASING)
shared->erasing = chip;
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
}
ret = chip_ready(map, chip, mode);
@@ -348,7 +348,7 @@ static void put_chip(struct map_info *map, struct flchip *chip)
{
if (chip->priv) {
struct flchip_shared *shared = chip->priv;
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
if (shared->writing == chip && chip->oldstate == FL_READY) {
/* We own the ability to write, but we're done */
shared->writing = shared->erasing;
@@ -356,7 +356,7 @@ static void put_chip(struct map_info *map, struct flchip *chip)
/* give back the ownership */
struct flchip *loaner = shared->writing;
mutex_lock(&loaner->mutex);
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
mutex_unlock(&chip->mutex);
put_chip(map, loaner);
mutex_lock(&chip->mutex);
@@ -374,11 +374,11 @@ static void put_chip(struct map_info *map, struct flchip *chip)
* Don't let the switch below mess things up since
* we don't have ownership to resume anything.
*/
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
wake_up(&chip->wq);
return;
}
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
}
switch (chip->oldstate) {